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Dependents:   MX106-finaltest

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targets/cmsis/TARGET_STM/TARGET_STM32L4/TARGET_NUCLEO_L476RG/TOOLCHAIN_GCC_ARM/STM32L476XX.ld@622:db79ecd649d0, 2015-09-16 (annotated)

Committer:
mbed_official
Date:
Wed Sep 16 11:15:09 2015 +0100
Revision:
622:db79ecd649d0
Child:
629:1806c2edb763
Synchronized with git revision 45d00c36b3132acdfcb75bda6258bd8444ac5392



Full URL: https://github.com/mbedmicro/mbed/commit/45d00c36b3132acdfcb75bda6258bd8444ac5392/



[NUCLEO_L476RG] add hal and target files

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 622:db79ecd649d0 1 /* Linker script to configure memory regions. */
mbed_official 622:db79ecd649d0 2 MEMORY
mbed_official 622:db79ecd649d0 3 {
mbed_official 622:db79ecd649d0 4 FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 1024K
mbed_official 622:db79ecd649d0 5 RAM (rwx) : ORIGIN = 0x20000188, LENGTH = 128K - 0x188
mbed_official 622:db79ecd649d0 6 }
mbed_official 622:db79ecd649d0 7
mbed_official 622:db79ecd649d0 8 /* Linker script to place sections and symbol values. Should be used together
mbed_official 622:db79ecd649d0 9 * with other linker script that defines memory regions FLASH and RAM.
mbed_official 622:db79ecd649d0 10 * It references following symbols, which must be defined in code:
mbed_official 622:db79ecd649d0 11 * Reset_Handler : Entry of reset handler
mbed_official 622:db79ecd649d0 12 *
mbed_official 622:db79ecd649d0 13 * It defines following symbols, which code can use without definition:
mbed_official 622:db79ecd649d0 14 * __exidx_start
mbed_official 622:db79ecd649d0 15 * __exidx_end
mbed_official 622:db79ecd649d0 16 * __etext
mbed_official 622:db79ecd649d0 17 * __data_start__
mbed_official 622:db79ecd649d0 18 * __preinit_array_start
mbed_official 622:db79ecd649d0 19 * __preinit_array_end
mbed_official 622:db79ecd649d0 20 * __init_array_start
mbed_official 622:db79ecd649d0 21 * __init_array_end
mbed_official 622:db79ecd649d0 22 * __fini_array_start
mbed_official 622:db79ecd649d0 23 * __fini_array_end
mbed_official 622:db79ecd649d0 24 * __data_end__
mbed_official 622:db79ecd649d0 25 * __bss_start__
mbed_official 622:db79ecd649d0 26 * __bss_end__
mbed_official 622:db79ecd649d0 27 * __end__
mbed_official 622:db79ecd649d0 28 * end
mbed_official 622:db79ecd649d0 29 * __HeapLimit
mbed_official 622:db79ecd649d0 30 * __StackLimit
mbed_official 622:db79ecd649d0 31 * __StackTop
mbed_official 622:db79ecd649d0 32 * __stack
mbed_official 622:db79ecd649d0 33 * _estack
mbed_official 622:db79ecd649d0 34 */
mbed_official 622:db79ecd649d0 35 ENTRY(Reset_Handler)
mbed_official 622:db79ecd649d0 36
mbed_official 622:db79ecd649d0 37 SECTIONS
mbed_official 622:db79ecd649d0 38 {
mbed_official 622:db79ecd649d0 39 .text :
mbed_official 622:db79ecd649d0 40 {
mbed_official 622:db79ecd649d0 41 KEEP(*(.isr_vector))
mbed_official 622:db79ecd649d0 42 *(.text*)
mbed_official 622:db79ecd649d0 43 KEEP(*(.init))
mbed_official 622:db79ecd649d0 44 KEEP(*(.fini))
mbed_official 622:db79ecd649d0 45
mbed_official 622:db79ecd649d0 46 /* .ctors */
mbed_official 622:db79ecd649d0 47 *crtbegin.o(.ctors)
mbed_official 622:db79ecd649d0 48 *crtbegin?.o(.ctors)
mbed_official 622:db79ecd649d0 49 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
mbed_official 622:db79ecd649d0 50 *(SORT(.ctors.*))
mbed_official 622:db79ecd649d0 51 *(.ctors)
mbed_official 622:db79ecd649d0 52
mbed_official 622:db79ecd649d0 53 /* .dtors */
mbed_official 622:db79ecd649d0 54 *crtbegin.o(.dtors)
mbed_official 622:db79ecd649d0 55 *crtbegin?.o(.dtors)
mbed_official 622:db79ecd649d0 56 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
mbed_official 622:db79ecd649d0 57 *(SORT(.dtors.*))
mbed_official 622:db79ecd649d0 58 *(.dtors)
mbed_official 622:db79ecd649d0 59
mbed_official 622:db79ecd649d0 60 *(.rodata*)
mbed_official 622:db79ecd649d0 61
mbed_official 622:db79ecd649d0 62 KEEP(*(.eh_frame*))
mbed_official 622:db79ecd649d0 63 } > FLASH
mbed_official 622:db79ecd649d0 64
mbed_official 622:db79ecd649d0 65 .ARM.extab :
mbed_official 622:db79ecd649d0 66 {
mbed_official 622:db79ecd649d0 67 *(.ARM.extab* .gnu.linkonce.armextab.*)
mbed_official 622:db79ecd649d0 68 } > FLASH
mbed_official 622:db79ecd649d0 69
mbed_official 622:db79ecd649d0 70 __exidx_start = .;
mbed_official 622:db79ecd649d0 71 .ARM.exidx :
mbed_official 622:db79ecd649d0 72 {
mbed_official 622:db79ecd649d0 73 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
mbed_official 622:db79ecd649d0 74 } > FLASH
mbed_official 622:db79ecd649d0 75 __exidx_end = .;
mbed_official 622:db79ecd649d0 76
mbed_official 622:db79ecd649d0 77 __etext = .;
mbed_official 622:db79ecd649d0 78 _sidata = .;
mbed_official 622:db79ecd649d0 79
mbed_official 622:db79ecd649d0 80 .data : AT (__etext)
mbed_official 622:db79ecd649d0 81 {
mbed_official 622:db79ecd649d0 82 __data_start__ = .;
mbed_official 622:db79ecd649d0 83 _sdata = .;
mbed_official 622:db79ecd649d0 84 *(vtable)
mbed_official 622:db79ecd649d0 85 *(.data*)
mbed_official 622:db79ecd649d0 86
mbed_official 622:db79ecd649d0 87 . = ALIGN(4);
mbed_official 622:db79ecd649d0 88 /* preinit data */
mbed_official 622:db79ecd649d0 89 PROVIDE_HIDDEN (__preinit_array_start = .);
mbed_official 622:db79ecd649d0 90 KEEP(*(.preinit_array))
mbed_official 622:db79ecd649d0 91 PROVIDE_HIDDEN (__preinit_array_end = .);
mbed_official 622:db79ecd649d0 92
mbed_official 622:db79ecd649d0 93 . = ALIGN(4);
mbed_official 622:db79ecd649d0 94 /* init data */
mbed_official 622:db79ecd649d0 95 PROVIDE_HIDDEN (__init_array_start = .);
mbed_official 622:db79ecd649d0 96 KEEP(*(SORT(.init_array.*)))
mbed_official 622:db79ecd649d0 97 KEEP(*(.init_array))
mbed_official 622:db79ecd649d0 98 PROVIDE_HIDDEN (__init_array_end = .);
mbed_official 622:db79ecd649d0 99
mbed_official 622:db79ecd649d0 100
mbed_official 622:db79ecd649d0 101 . = ALIGN(4);
mbed_official 622:db79ecd649d0 102 /* finit data */
mbed_official 622:db79ecd649d0 103 PROVIDE_HIDDEN (__fini_array_start = .);
mbed_official 622:db79ecd649d0 104 KEEP(*(SORT(.fini_array.*)))
mbed_official 622:db79ecd649d0 105 KEEP(*(.fini_array))
mbed_official 622:db79ecd649d0 106 PROVIDE_HIDDEN (__fini_array_end = .);
mbed_official 622:db79ecd649d0 107
mbed_official 622:db79ecd649d0 108 KEEP(*(.jcr*))
mbed_official 622:db79ecd649d0 109 . = ALIGN(4);
mbed_official 622:db79ecd649d0 110 /* All data end */
mbed_official 622:db79ecd649d0 111 __data_end__ = .;
mbed_official 622:db79ecd649d0 112 _edata = .;
mbed_official 622:db79ecd649d0 113
mbed_official 622:db79ecd649d0 114 } > RAM
mbed_official 622:db79ecd649d0 115
mbed_official 622:db79ecd649d0 116 .bss :
mbed_official 622:db79ecd649d0 117 {
mbed_official 622:db79ecd649d0 118 . = ALIGN(4);
mbed_official 622:db79ecd649d0 119 __bss_start__ = .;
mbed_official 622:db79ecd649d0 120 _sbss = .;
mbed_official 622:db79ecd649d0 121 *(.bss*)
mbed_official 622:db79ecd649d0 122 *(COMMON)
mbed_official 622:db79ecd649d0 123 . = ALIGN(4);
mbed_official 622:db79ecd649d0 124 __bss_end__ = .;
mbed_official 622:db79ecd649d0 125 _ebss = .;
mbed_official 622:db79ecd649d0 126 } > RAM
mbed_official 622:db79ecd649d0 127
mbed_official 622:db79ecd649d0 128 .heap (COPY):
mbed_official 622:db79ecd649d0 129 {
mbed_official 622:db79ecd649d0 130 __end__ = .;
mbed_official 622:db79ecd649d0 131 end = __end__;
mbed_official 622:db79ecd649d0 132 *(.heap*)
mbed_official 622:db79ecd649d0 133 __HeapLimit = .;
mbed_official 622:db79ecd649d0 134 } > RAM
mbed_official 622:db79ecd649d0 135
mbed_official 622:db79ecd649d0 136 /* .stack_dummy section doesn't contains any symbols. It is only
mbed_official 622:db79ecd649d0 137 * used for linker to calculate size of stack sections, and assign
mbed_official 622:db79ecd649d0 138 * values to stack symbols later */
mbed_official 622:db79ecd649d0 139 .stack_dummy (COPY):
mbed_official 622:db79ecd649d0 140 {
mbed_official 622:db79ecd649d0 141 *(.stack*)
mbed_official 622:db79ecd649d0 142 } > RAM
mbed_official 622:db79ecd649d0 143
mbed_official 622:db79ecd649d0 144 /* Set stack top to end of RAM, and stack limit move down by
mbed_official 622:db79ecd649d0 145 * size of stack_dummy section */
mbed_official 622:db79ecd649d0 146 __StackTop = ORIGIN(RAM) + LENGTH(RAM);
mbed_official 622:db79ecd649d0 147 _estack = __StackTop;
mbed_official 622:db79ecd649d0 148 __StackLimit = __StackTop - SIZEOF(.stack_dummy);
mbed_official 622:db79ecd649d0 149 PROVIDE(__stack = __StackTop);
mbed_official 622:db79ecd649d0 150
mbed_official 622:db79ecd649d0 151 /* Check if data + heap + stack exceeds RAM limit */
mbed_official 622:db79ecd649d0 152 ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
mbed_official 622:db79ecd649d0 153 }